One New Aftermarket Replacement Regulator Control Box Fits Massey Ferguson (MF) TractorsThis voltage regulator control box is a direct aftermarket replacement for the 12-volt dynamo charging system used on early Fits Massey Ferguson and Fits Ferguson tractors. It regulates generator output to protect the battery and electrical system, and features bullet/push-in connector terminals for correct fitment on early-type 12V systems. Compatible with the A3.152, 23C, and 87MM diesel engines.Specifications Voltage: 12V Connector Type: Bullet / push-in connectors Mount: Side mounting Terminals: D (dynamo wider), F (dynamo field/narrow), A (battery), E (ground), WL (charge warning light), B (excitation) Compatible ModelsFits Massey Ferguson / Fits Ferguson: 35 (with A3.152 Engine), 35X / FE35 (with 23C or 87MM Engine), 65 (1958-1964)Replaces Part Number(s):826788M1, A-826788M1, A-826788M1-A, 2872625, 2872631Aftermarket Interchange Numbers37228, 37228F, 37395, LRC102, NCB112, S.41167New aftermarket replacement part - not remanufactured, not used.